/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.mongodb.internal.connection;

import com.mongodb.MongoCompressor;
import com.mongodb.MongoCredential;
import com.mongodb.MongoDriverInformation;
import com.mongodb.ServerAddress;
import com.mongodb.connection.ClusterId;
import com.mongodb.connection.ClusterSettings;
import com.mongodb.connection.ConnectionPoolSettings;
import com.mongodb.connection.ServerId;
import com.mongodb.connection.ServerSettings;
import com.mongodb.connection.StreamFactory;
import com.mongodb.event.CommandListener;
import com.mongodb.event.ServerListener;

import java.util.Collections;
import java.util.List;

public class DefaultClusterableServerFactory implements ClusterableServerFactory {
    private final ClusterId clusterId;
    private final ClusterSettings clusterSettings;
    private final ServerSettings serverSettings;
    private final ConnectionPoolSettings connectionPoolSettings;
    private final StreamFactory streamFactory;
    private final List<MongoCredentialWithCache> credentialList;
    private final StreamFactory heartbeatStreamFactory;
    private final CommandListener commandListener;
    private final String applicationName;
    private final MongoDriverInformation mongoDriverInformation;
    private final List<MongoCompressor> compressorList;

    public DefaultClusterableServerFactory(final ClusterId clusterId, final ClusterSettings clusterSettings,
                                           final ServerSettings serverSettings, final ConnectionPoolSettings connectionPoolSettings,
                                           final StreamFactory streamFactory, final StreamFactory heartbeatStreamFactory,
                                           final List<MongoCredential> credentialList, final CommandListener commandListener,
                                           final String applicationName, final MongoDriverInformation mongoDriverInformation,
                                           final List<MongoCompressor> compressorList) {
        this.clusterId = clusterId;
        this.clusterSettings = clusterSettings;
        this.serverSettings = serverSettings;
        this.connectionPoolSettings = connectionPoolSettings;
        this.streamFactory = streamFactory;
        this.credentialList = MongoCredentialWithCache.wrapCredentialList(credentialList);
        this.heartbeatStreamFactory = heartbeatStreamFactory;
        this.commandListener = commandListener;
        this.applicationName = applicationName;
        this.mongoDriverInformation = mongoDriverInformation;
        this.compressorList = compressorList;
    }

    @Override
    public ClusterableServer create(final ServerAddress serverAddress, final ServerListener serverListener,
                                    final ClusterClock clusterClock) {
        ConnectionPool connectionPool = new DefaultConnectionPool(new ServerId(clusterId, serverAddress),
                new InternalStreamConnectionFactory(streamFactory, credentialList, applicationName,
                        mongoDriverInformation, compressorList, commandListener), connectionPoolSettings);

        // no credentials, compressor list, or command listener for the server monitor factory
        ServerMonitorFactory serverMonitorFactory =
            new DefaultServerMonitorFactory(new ServerId(clusterId, serverAddress), serverSettings, clusterClock,
                    new InternalStreamConnectionFactory(heartbeatStreamFactory, Collections.<MongoCredentialWithCache>emptyList(),
                            applicationName, mongoDriverInformation, Collections.<MongoCompressor>emptyList(), null), connectionPool);

        return new DefaultServer(new ServerId(clusterId, serverAddress), clusterSettings.getMode(), connectionPool,
                new DefaultConnectionFactory(), serverMonitorFactory, serverListener, commandListener, clusterClock);
    }

    @Override
    public ServerSettings getSettings() {
        return serverSettings;
    }
}
